

function startCourse()

{

        // check to see if cookies is enabled, otherwise, this won't work

        if( typeof sessionStorage == "undefined" || sessionStorage.disabled )

        {

                alert( "You must enable cookies for this course to work properly." );

        }

        else

        {

                // if it is enabled, checked to see if this course was started

                // if it was not able to retrieve, the key "course_started", then

                // then this is the first time we are running the course

        if( !sessionStorage.getItem( "course_started" ) )

        {

                // clear the session storage

            sessionStorage.clear();

            // set the "key" by giving it a value.  all values are strings!

                sessionStorage.setItem( "course_started", "1" );

                sessionStorage.setItem( "laos", "0" );

                sessionStorage.setItem( "uae", "0" );

                sessionStorage.setItem( "sweden", "0" );

                sessionStorage.setItem( "sudan", "0" );

               

        }

        }

}

function visitSudan()

{

        sessionStorage.setItem( "sudan", "visited" );

        showQuiz();

} 

        


function visitSweden()

{
alert("DF");
        sessionStorage.setItem( "sweden", "visited" );

        showQuiz();

}


function visitUAE()

{

        sessionStorage.setItem( "uae", "visited" );

        showQuiz();

}


function visitLaos()

{

        sessionStorage.setItem( "laos", "visited" );

        showQuiz();

}



// this function will check to see if every page was visited

// if so, show the quiz link

function showQuiz()

{


        var laosVisited = sessionStorage.getItem( "laos" );

        var uaeVisited = sessionStorage.getItem( "uae" );

        var swedenVisited = sessionStorage.getItem( "sweden" );

        var sudanVisited = sessionStorage.getItem( "sudan" );

        

        

        

        if(laosVisited == "visited" && uaeVisited == "visited" && swedenVisited == "visited" && sudanVisited == "visited")

        {

                document.getElementById( "quiz-link" ).style.display = "inline";

        }

       

}

